OSBCOld Second Bancorp, Inc.

$24.60+39% 1Y

Price

+39%1Y

End-of-day closes, not the intraday tick.

A mixed picture: the questions disagree

Quality shaky, nothing alarming, price roughly fair, growth steady, the market undecided.

What they do

Old Second National Bank (the “Bank”) is a national banking association headquartered in Aurora, Illinois, that operates through 55 banking centers located in Cook, DeKalb, DuPage, Kane, Kendall, LaSalle and Will counties in Illinois.

In the company’s own words · 10-K filed Feb 26, 2026 · SEC EDGAR

P/E14.0
Market value$1.18B
1 year+39%
5 years+119%

Charts

As reported to the SEC, without any scoring.

Old Second Bancorp, Inc. (OSBC) reported revenue of $101M in Q2 2026 (quarter ended Jun 30, 2026), up 34% from the same quarter a year earlier. That came with net income of $28M (28% of revenue). For the full year FY2025, revenue was $355M (+19% year on year) and net income $80M. Its largest product in Q2 2026 was Fiduciary And Trust at $3.6M, 49% of the disclosed total, ahead of Deposit Account at 42%. The next results filing is expected around Oct 21, 2026, the same week as a year ago.

What the company said

The company's own words from its current reports to the SEC, newest first

  1. Jul 8, 2026Effective July 7, 2026, John Williams, Jr., a member of the Board of Directors (the “Board”) of Old Second Bancorp, Inc. (the “Company”), resigned from the Board.Director or officer change · Form 8-K
  2. Jun 9, 2026On June 5, 2026, Dennis Klaeser, a member of the Board of Directors (the “Board”) of Old Second Bancorp, Inc. (“Old Second”) and the Board of Directors (the “Bank Board”) of its subsidiary bank, Old Second National Bank, notified Old Second of his resignation from the Board and Bank Board.Director or officer change · Form 8-K
  3. May 19, 2026Chief Operating Officer and.Regulation FD disclosure · press release

Quoted from SEC EDGAR filings. A current report is filed within four business days of the event it describes.

Business segments

Jun 2026 · $7.3M

The company’s own SEC segment disclosure.

  • Fiduciary And Trust$3.6M49%
  • Deposit Account$3.1M42%
  • Mortgage Servicing$464.0K6%
  • Mortgage Banking$166.0K2%

Why these answers

Each answer with the checks it was read from. Open one for the numbers.

9/19 checks · as of Oct 9, 2026

Conflicts between checks are named, never averaged, and thin data says so.